package com.example.orchid.paper.util;

import android.content.Context;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.Reader;
import java.io.StringWriter;
import java.io.Writer;

/**
 * AssetsUtils
 * Created by Orchid on 2015-10-13.
 */
public class AssetsUtils {
    private static final String ENCODING = "utf-8";

    public static String loadText(Context context, String assetFielPath){
        InputStream is = null;
        try {
            is = context.getResources().getAssets().open(assetFielPath);
            String textfile = convertStreamToString(is);
            return textfile;
        } catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }

        return null;
    }

    public static String convertStreamToString(InputStream is)
            throws IOException {
        Writer writer = new StringWriter();

        char[] buffer = new char[2048];
        try {
            Reader reader = new BufferedReader(new InputStreamReader(is,
                    ENCODING));
            int n;
            while ((n = reader.read(buffer)) != -1) {
                writer.write(buffer, 0, n);
            }
        } finally {
            is.close();
        }
        String text = writer.toString();
        return text;
    }
}
